Active NPI
Joseph T Siecinski, PTA
- Physical Therapy Assistant
- McHenry, IL
National Provider Identifier
1932146156
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Physical Therapy Assistant
- Practice address
- 3922 Mercy Dr
McHenry, IL 60050-3151 - Phone
- (815) 344-4499
- NPI assigned
- May 31, 2006
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Physical Therapy Assistant | 225200000X | IL | Primary |
Addresses
Primary practice location
3922 Mercy Dr
McHenry, IL 60050-3151
Mailing address
3922 Mercy Dr
McHenry, IL 60050-3151
Phone (815) 344-4499
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Not enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 160000320 | IL | MD | Physical Therapy Assistant |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1149033600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1932146156",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "3922 MERCY DR",
"city": "MCHENRY",
"state": "IL",
"postal_code": "600503151",
"telephone_number": "815-344-4499"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "3922 MERCY DR",
"city": "MCHENRY",
"state": "IL",
"postal_code": "600503151",
"telephone_number": "815-344-4499"
}
],
"practiceLocations": [],
"basic": {
"last_name": "SIECINSKI",
"first_name": "JOSEPH",
"middle_name": "T",
"credential": "PTA",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-05-31",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "225200000X",
"taxonomy_group": "",
"desc": "Physical Therapy Assistant",
"state": "IL",
"license": null,
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in McHenry, IL
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.